[PDF] Top 20 Optimisation of the bearing surface design of total knee replacements
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Optimisation of the bearing surface design of total knee replacements
... ‘Condylar’ knee replacements ...This design was used in large numbers by the Mayo Clinic group during the ...Geomedic knee which was very conforming with large contact areas but it was too ... See full document
229
Comparison of Fixed-Bearing and Mobile Bearing Total Knee Arthoplasty
... particular design in relatively short term follow-up, because the more severe delamination wear could take place precipitously after a certain elapsed ...the surface is 25 % the width of the contact area, ... See full document
60
Fixed or mobile-bearing total knee arthroplasty
... mobile- bearing TKA are to minimise component loosening and minimise polyethylene ...no knee was revised because of loosening, osteolysis, or wear in their series of 37 patients (53 ...meniscal ... See full document
8
A comparison between electromechanical and pneumatic-controlled knee simulators for the investigation of wear of total knee replacements
... design parameters of the TKR. In force-controlled con- ditions, the AP and IE are driven from the applied force and the interaction between the articulating surfaces and do not, therefore, require a pre-knowledge ... See full document
9
Representing the Effect of Variation in Soft Tissue Constraints in Experimental Simulation of Total Knee Replacements
... on total knee replacements ...varying design and conformity have been introduced in the past decade to improve stability and patient's con fi dence in the replaced knee, particularly in ... See full document
8
The influence of simulator input conditions on the wear of total knee replacements: An experimental and computational study
... the knee as described by Lafortune et ...this design of fixed-bearing knee replacement had minimal constraint and thus relies on soft tissue in ... See full document
11
Improvement in the assessment of wear of total knee replacements using coordinate measuring machine techniques
... TKR bearing couples were ...five-degrees-of-freedom knee simulator (AMTI, Boston, USA) ...The design of total knee replacement used was an LCS Complete (DePuy) rotating-platform ... See full document
10
Short Term Analysis of Fixed Bearing Total Knee Arthroplasty
... The design of the total condylar prosthesis included a chrome cobalt femoral component with a symmetrical anterior flange for patellar ...articular surface of the tibial polyethylene component was ... See full document
65
A Comprehensive Combined Experimental and Computational Framework for Pre-clinical Wear Simulation of Total Knee Replacements
... The wear parameters of the bearing materials were measured from an independent multidirectional pin-on-plate wear study. For the same level of motion at the articulating surfaces, the two main parameters that ... See full document
10
Early functional outcomes after condylar-stabilizing (deep-dish) versus standard bearing surface for cruciate-retaining total knee arthroplasty
... There were similar patient demographics, early post- operative functional scores, and overall patient satisfac- tion following TKA with either a CS or a CR tibial bearing surface. The majority of studies ... See full document
6
Mid- term results of stryker® scorpio plus mobile bearing total knee arthroplasty
... mobile bearing knee system (Stryker, Mahwah, NJ) has been designed to provide natural rollback, increased im- plant conformity, and deep ...radius design, resulting in joint stability and quadriceps ... See full document
5
Wear of moderately cross-linked polyethylene in fixed-bearing total knee replacements
... femoral bearing, which has extended femoral condyles to reduce the contact stress at high flexion ...CR150 bearing designed for greater conformity and lower contact stresses at higher flexion ... See full document
21
The wear of fixed and mobile bearing unicompartmental knee replacements
... Unicompartmental knee replacement (UKR) is an option for surgical intervention for the treatment of osteoarthritis when only one compartment of the natural knee is ...to total knee replacement ... See full document
9
The effect of expectation on satisfaction in total knee replacements : a systematic review
... This study has highlighted several issues surrounding expectation and satisfaction in knee replacements. The first key finding is the multiple measures used by each study to evaluate expectation and ... See full document
8
Two-dimensional inverse design and optimisation of turbomachinery blades
... the design specifications are mostly the surface velocity (or Mach Number) or pressure such as Giles ...suction surface or Leonard ...pressure surface. Th ese design specifications are ... See full document
158
A population-based survival analysis describing the association of body mass index on time to revision for total hip and knee replacements: results from the UK general practice research database
... for total hip or knee arthroplasty from the begin- ning of 1988 until August ...or knee operations for these patients which occurred subsequent to the primary oper- ...or knee replacement was ... See full document
8
Associations between socioeconomic status and primary total knee joint replacements performed for osteoarthritis across Australia 2003–10: data from the Australian Orthopaedic Association National Joint Replacement Registry
... the total Australian population each year, and assuming that population growth within SES deciles occurs at the same rate we calculated the total popula- tion in each SES ...of total population in ... See full document
9
Healing of surgical site after total hip and knee replacements show similar telethermographic patterns
... for total hip and for total knee replacements, underwent telethermographic examination of the operated and con- tralateral joints prior to and at fixed intervals for up to 1 year after ... See full document
6
Consecutive series of 226 journey bicruciate substituting total knee replacements: early complication and revision rates
... Surprisingly, in four knees femoral components showed inadequate internal rotation combined with posterolateral instability, which was judged as real malrotation despite using a gap balancing technique in all knees in ... See full document
9
Challenges encountered in the economic evaluation of medical devices
... Cost estimates of THR and RS prosthesis by type were obtained from two sources the NHS Supply Chain (June 2013) and from the respective manufacturers. These sources differed considerably, making it difficult to ascertain ... See full document
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